IMPERIAL OIL

Imperial Oil Limited is a Canadian Petroleum company. It is Canada's second-biggest integrated oil company.Exxon Mobil Corp. had a 69.6 percent ownership stake in the company as of December 31, 2012. It is a significant producer of crude oil and natural gas, Canada’s major petroleum refiner, a key petrochemical producer and a national marketer with coast-to-coast supply and retail networks. Its retail operations include Esso-brand service stations and On the Run/Marché Express and Tiger Express-brand convenience stores.It is also known for its holdings in the Alberta Oil Sands.Imperial owns 25 percent of Syncrude, which is one of the world’s largest oil sands operations.